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X7CrNiAI17 7Application:Martensite And Precipitation Hardening
CategoryTypeSteel gradeStandardCountry
Grades Special Alloy X7CrNiAI17 7AFNORFrance

Chemical composition%of the ladle analysis of gradeX7CrNiAI17 7

C(％)Si(％)Mn(％)P(％)S(％)Cr(％)Ni(％)Al(%)
Max 0.09Max 0.70Max 1.50Max 0.040Max 0.01516.00-18.006.50-7.800.70-1.50
X7CrNiAI17 7
Mechanical properties of gradeX7CrNiAI17 7
Proof strength
Rp0.2(MPa)		Tensile strength
Rm(MPa)		Impact energy
KV(J)		Elongation at fracture
A(%)		Reduction in cross section on fracture
Z(%)		As-Heat-Treated ConditionBrinell hardness(HBW)
396(≥)362(≥)233241Solution and Aging,Annealing,Ausaging,Q+T,etc441
Physical properties of gradeX7CrNiAI17 7
PropertyDensity
kg/dm3		Temperature T
°C/F		Specific heat
J/kgK		Thermal conductivity
W/mK		Electric resistance
µΩ·cm		Modulus of elasticity
kN/mm2		Expansion rate
369(≥)425(≥)144141Solution and Aging,Annealing,Ausaging,Q+T,etc323
Temp.
°C/°F		Creep strain limit
(10000h)
(Rp1,0)N/mm2		Creep rupture strength
(10000h)
(Rp1,0)N/mm2
727544646
X7CrNiAI17 7Range of products
Product typeProductsDimensionProcessesDeliver Status
Plates/SheetsPlates/Sheets0.08-200mm(T)*W*LForging,hot rolling and cold rollingAnnealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting
Steel BarRound Bar,Flat Bar,Square BarΦ8-1200mm*LForging,hot rolling and cold rolling,CastBlack,Rough Turning,Shot Blasting,
Coil/StripSteel Coil/Steel Strip0.03-16.0x1200mmCold-Rolled&Hot-RolledAnnealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting
Pipes/TubesSeamless Pipes/Tubes,Welded Pipes/TubesOD:6-219mm x WT:0.5-20.0mmHot extrusion,Cold Drawn,WeldedAnnealed,Solution and Aging,Q+T,ACID-WASHED
Cross Reference Table(Equivalent Grade)
GradeStandardCountryApplication
1Cr17Ni7AFNORFrance
High strength after cold forming. Used in railway vehicle, conveyor belt, bolt and nut, etc
1Cr17Mn6Ni5NAFNORFrance
Nickel steel grade, instead of number 1 cr17ni7 and magnetism after cold working, used in railway vehicle, etc
0Cr17Ni12Mo2AFNORFrance
Seamless stainless steel tubes for boiler and heat exchanger
T72301AFNORFrance
Carbon tool steel products which include hot or cold finished bar, plate, sheet, rod, wire, or forgings, which are normally fabricated into tools, dies, or fixtures.
W2-AAFNORFrance
Carbon tool steel products which include hot or cold finished bar, plate, sheet, rod, wire, or forgings, which are normally fabricated into tools, dies, or fixtures.
T72302AFNORFrance
Carbon tool steel products which include hot or cold finished bar, plate, sheet, rod, wire, or forgings, which are normally fabricated into tools, dies, or fixtures.
F10007AFNORFrance
Diesel engine cylinder block, truck and tractor cylinder block and cylinder head, flywheel, tractor transmission case and heavy-load gear box
T72305AFNORFrance
Carbon tool steel
00Cr17Ni14Mo2AFNORFrance
Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007)
X2CrNiMo18-14-3AFNORFrance
Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007)
1.4435AFNORFrance
Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007)
Z 3 CND 17-11-02AFNORFrance
Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007)
TS 60AFNORFrance
Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007)
0Cr17Ni12Mo2NAFNORFrance
Seamless stainless steel tubes for boiler and heat exchanger
00Cr17Ni13Mo2NAFNORFrance
Seamless stainless steel tubes for boiler and heat exchanger
1Cr17AFNORFrance
Seamless stainless steel tubes for boiler and heat exchanger
Y1Cr17AFNORFrance
Stainless steel bars
1Cr17MoAFNORFrance
Cold rolled stainless steel sheets and plates
00Cr27MoAFNORFrance
Seamless stainless steel tubes for boiler and heat exchanger
00Cr17AFNORFrance
Welded stainless steel pipes for liquid delivery

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X7CrNiAI17 7 Steel Stock

Steel gradeDimensionShapeUnitQuantityDelivery stateQuery
17-4PH Coil Stock0.08*200mmCoil or StripKgs1623Cold-Rolled+AnnealedEnquiry
17-4PH Round BarΦ5-300mm*LRound BarKgs46958Hot-Rolled+Annealed+blackEnquiry
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